Finding the Fourth Proportional to 177,883.70, 266,823.99 and 72,628.79
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Solution
The fourth proportional to 177,883.70, 266,823.99 and 72,628.79 is: 108,942.54
Step by Step Solution
- Step 1: Write the proportion equation
177,883.70 : 266,823.99 = 72,628.79 : x - Step 2: Convert to fraction form
177,883.70/266,823.99 = 72,628.79/x - Step 3: Cross multiply
177,883.70x = 266,823.99 × 72,628.79 - Step 4: Simplify right side
177,883.70x = 19,379,102,202.55 - Step 5: Solve for x
x = 19,379,102,202.55/177,883.70 - Step 6: Final answer
x = 108,942.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.